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发明名称
RAILWAY CAR COUPLER DEVICE
摘要
申请公布号
CA379949(A)
申请公布日期
1939.03.07
申请号
CAD379949
申请日期
申请人
CLAUDE MILO BAKER;JAY VARNUM WESCOTT
发明人
WILLIAM WRIGHT
分类号
主分类号
代理机构
代理人
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